Update Slides.md
Update Slides.md
Update Slides.md
Update Slides.md
Merge pull request #4 from dataplayer/master

nic's slides
From Proto to Class & How used slides
Added two pro slides
Bringing back accidentially deleted slide 9, grammar #2
Merge pull request #5 from dataplayer/master

slides are almost done
Update index_pltalk.html

Small corrections
Merge pull request #2 from Meglet/master

slides spelled checked